River WA

Black River

Washington • 46.8947, -123.0427
Length
30 mi
48 km
Elevation
133′ → 79′
54 ft drop
Stream Order
5
Medium River
Slope
0.03%
1.8 ft/mi
Drainage
140 mi²
361 km²
Avg Flow
-- cfs
1.1 mph velocity
Path to Mouth
96 mi
154 km to ocean
Classification
Tributary
Mid-reach
Elevation Profile
Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

Data from USGS & NOAA for informational purposes only. More

Access Sites on Black River

There are 78 boat ramps, launches, and public access points on Black River.